Find the area of regular pentagon with apothem = 7.3 cm , side = 10.6 cm

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

Pyramid shown has a square base that is 18 inches on each side has a surface area of 164 square inches what is the slant height

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